h3-js
Pure-Javascript version of the H3 library, a hexagon-based geographic grid system
geojson2h3
Conversion utilities between H3 indexes and GeoJSON
react-honeycomb
A library for displaying lists as honeycombs with hexagonal cells in React applications
@nexusui/components
These are custom components specially-developed for NexusUI applications. They will make your life easier by giving you out-of-the-box implementations for various high-level UI elements that you can drop directly into your application.